Tip:Although locations & Paths are different for various Routers & Modems, this configuration technique of 'Backup and Restore' works for all the Routers. So never need to wait for a technician.

This is an easy guide to correct Audio Video Recync, commonly
known as ‘Lip Sink problem'.

If your movie having any of the following problems
you can correct them using KMP Player.

·Audio Coming Before Video

·Video Coming Before Audio

Open the video file in KMP Player and play the movie
till you see plenty of close up conversations, so you can easily identify how
much difference is therebetween Video and Audio.

Right Click anywhere on the screen and Playback>> Audio Resync.

You can see several
options like

Resync Audio:-0.5 & +0.5
Seconds

Resync Audio :-50& +50 milli seconds

Resync Audio :-5& +5 milli seconds

Resync Audio : Manual

Use seconds if too much variation between Audio and Video, after
adjusted in seconds you can use milli seconds for more perfect synchronizing.
Use Audio Steam Delay (the last option in the list) if you want.

Here comes the tricky part.. Which option should we use to
adjust our Audio Video variations!!.